<template>
  <div class="app-container">
    <!-- 查询和其他操作 -->
    <div class="filter-container">
      <el-input
        v-model="listQuery.userId"
        clearable
        class="filter-item"
        style="width: 200px"
        :placeholder="$t('user_collect.placeholder.filter_user_id')"
      />
      <el-input
        v-model="listQuery.valueId"
        clearable
        class="filter-item"
        style="width: 200px"
        :placeholder="$t('user_collect.placeholder.filter_value_id')"
      />
      <el-button
        class="filter-item"
        type="primary"
        icon="el-icon-search"
        @click="handleFilter"
        >{{ $t("app.button.search") }}</el-button
      >
      <el-button
        :loading="downloadLoading"
        class="filter-item"
        type="primary"
        icon="el-icon-download"
        @click="handleDownload"
        >{{ $t("app.button.download") }}</el-button
      >
    </div>

    <!-- 查询结果 -->
    <el-table
      v-loading="listLoading"
      :data="list"
      :element-loading-text="$t('app.message.list_loading')"
      :header-cell-style="{
        background: 'rgba(239, 241, 244, 0.2)',
        color: '#333333',
      }"
      border
      fit
    >
      <el-table-column
        align="center"
        width="100px"
        :label="$t('user_collect.table.id')"
        prop="id"
        sortable
      />

      <el-table-column
        align="center"
        min-width="100px"
        :label="$t('user_collect.table.user_id')"
        prop="userId"
      />

      <el-table-column
        align="center"
        min-width="100px"
        :label="$t('user_collect.table.value_id')"
        prop="valueId"
      />

      <el-table-column
        align="center"
        min-width="100px"
        :label="$t('user_collect.table.add_time')"
        prop="addTime"
      />
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="listQuery.page"
      :limit.sync="listQuery.limit"
      @pagination="getList"
    />
  </div>
</template>

<script>
import { listCollect } from "@/api/user";
import Pagination from "@/components/Pagination"; // Secondary package based on el-pagination

export default {
  name: "Collect",
  components: { Pagination },
  data() {
    return {
      list: null,
      total: 0,
      listLoading: true,
      listQuery: {
        page: 1,
        limit: 20,
        userId: undefined,
        valueId: undefined,
        sort: "add_time",
        order: "desc",
      },
      downloadLoading: false,
    };
  },
  created() {
    this.getList();
  },
  methods: {
    getList() {
      this.listLoading = true;
      listCollect(this.listQuery)
        .then((response) => {
          this.list = response.data.data.list;
          this.total = response.data.data.total;
          this.listLoading = false;
        })
        .catch(() => {
          this.list = [];
          this.total = 0;
          this.listLoading = false;
        });
    },
    handleFilter() {
      this.listQuery.page = 1;
      this.getList();
    },
    resetForm() {
      this.dataForm = {
        id: undefined,
        userId: "",
        valueId: "",
        addTime: undefined,
      };
    },
    handleDownload() {
      this.downloadLoading = true;
      import("@/vendor/Export2Excel").then((excel) => {
        const tHeader = ["用户ID", "商品ID", "添加时间"];
        const filterVal = ["userId", "valueId", "addTime"];
        excel.export_json_to_excel2(
          tHeader,
          this.list,
          filterVal,
          "用户收藏信息"
        );
        this.downloadLoading = false;
      });
    },
  },
};
</script>
